特性- Single-phase full-wave driving pre-driver
- Variable speed control possible with external PWM input
- Current limiting circuit incorporated
- Reactive current cut circuit incorporated
- Minimum speed setting pin
- Soft start setting pin
- Lock protection and automatic reset circuits incorporated
- FG (rotation speed detection) output
- Thermal shutdown circuit incorporated
| 优势- Low-saturation drive using external PMOS-NMOS enables high-efficiency low power-consumption drive
- Separately-excited upper direct PWM (f =30kHz) control method ensures highly silent speed control
- Chopper type current limiting made at startup and during lock
- Reactive current before phase changeover is cut, ensuring highly silent and low power-consumption drive
- Minimum speed setting
- Soft start setting
- Lock protection
- Easy Speed control
- Thermal protection
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